| 摘要 |
PROBLEM TO BE SOLVED: To provide a skin aging inhibitor which contains as an active ingredient the solvent extract of a specific plant and is formulated in cosmetics, medicines, quasi drugs, foods and the like, and to provide the use. SOLUTION: This skin aging inhibitor contains as an active ingredient the solvent extract of at least one plant selected from the group consisting of Pipturus argenteus(Forst.f.) (Indonesian name: Trembesi), Phyllanthus pulcher(Baill.)M.A. (Indonesian name: Naga buana) and Piper betle L. (Indonesian name: Daunsirih), especially the leaves, stems and barks of the Pipturus argenteus(Forst.f) (Indonesian name: Trembesi), the leaves of the Phyllanthus pulcher(Baill.)M.A. (Indonesian name: Naga buana), and the leaves, whole plant, stems and fruits of the Piper betle L. (Indonesian name: Daunsirih). The skin aging inhibitor is formulated to cosmetics, medicines, quasi drugs, foods and the like to utilize the excellent skin aging-inhibiting action.
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